4. Rotary kinetic fluid motors or pumps
  5. Axially opposed working fluid paths to or from runner
  6. Pump impeller means

Friedrich Koger

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Fan unit for use with duct systems

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
Patent

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Radial fan with backwardly curving blades

Rotary kinetic fluid motors or pumps – Axially opposed working fluid paths to or from runner – Pump impeller means
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Profile ID: LFUS-PAI-P-600226

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